.The BC807W-QX is part of the BC807W-Q series of PNP transistors made by Nexperia. It is a 45 V, 500 mA bipolar transistor designed for general-purpose use in a variety of audio, amplifier, digital, and power switching circuits. It features a high DC current gain of 300 and a maximum total power dissipation rating of 625 mW. It is available in both SMT (surface mount technology) and through-hole packages and has a wide operating temperature range of -55 to 150°C, making it suitable for a wide variety of applications. This transistor is rated for use in Class A or B applications and has a high level of stability even under extended operating conditions. The BC807W-QX is suitable for use in a wide range of audio, power supply, amplifier, and digital switching applications.